Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Linda Karlson-Selsky, LMSW
Social Worker in Guilderland, NY · enumerated 2010.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1891001285
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Registry record
Entity type Individual (Type 1)
Name Ms. Linda Karlson-Selsky
Credential LMSW
Sex Female
Practice address 29 Pinewood Rd, Guilderland, NY, 12084
Phone (518) 452-5920
Enumeration date Aug 24, 2010
Last updated in NPPES Aug 24, 2010
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License 7157275 (NY) Primary
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Linda Karlson-Selsky practice?
The practice location on file with NPPES is in Guilderland, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Linda Karlson-Selsky?
The National Provider Identifier (NPI) for Linda Karlson-Selsky is 1891001285, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-08-24.